Alert archive / New York / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 13, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Jun 27, 1993, 7:49 PM EDT for Chautauqua County, Erie County, New York. It was in force for 56 min.
The area
The counties it named.
The facts
- Issued
- Jun 27, 1993, 7:49 PM EDT (23:49 UTC)
- Expired
- Jun 27, 1993, 8:45 PM EDT
- In force
- 56 min
- Issued by
- NWS Buffalo, NY
- Area
- Whole counties
Counties Chautauqua County, NY, Erie County, NY
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 11.8 hours before the alert went out and 55 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 46 J/kg
- Mixed-layer CIN
- -110 J/kg
- Mixed-layer LCL
- 1288 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 111 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBUF 272352 RRA SVRBUF NYC013-029-280045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BUFFALO NY 749 PM EDT SUN JUN 27 1993 THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 845 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS...S... IN NEW YORK ...CHAUTAUQUA COUNTY...ERIE COUNTY AND ADJACENT WATERS OF THE GREAT LAKES AT 745 PM BUFFALO RADAR DETECTED SEVERE THUNDERSTORMS ALONG THE LAKE ERIE SHORELINE JUST SOUTHWEST OF DUNKIRK...AND OVER NORTHWEST PENNSYLVANIA JUST WEST OF RIPLEY. ONE INCH DIAMETER HAIL WAS REPORTED EAST OF ERIE PENNSYLVANIA AS THIS STORM PASSED THROUGH. THE ACTIVITY WAS MOVING rEAST AT 35 KNOTS. BE ON THE ALERT FOR THUNDERSTORMS ACCOMPANIED BY FREQUENT LIGHTNING...STRONG DAMAGING WINDS AND LARGE HAIL. LOCALLY HEAVY RAIN MAY ALSO CAUSE DRAINAGE FLOODING. NIZIOL
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jun 27, 5:32 PM EDT, 2 hours 17 minutes before
NYZ001-002-003-004-005-021-022-272300- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BUFFALO NY 530 PM EDT SUN JUN 27 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE SOUTHERN TIER COUNTIES OF NEW YORK UNTIL 10 PM THIS EVENING. AT 525 PM...SHOWERS AND THUNDERSTORMS CONTINUED MOVING ACROSS THE FINGER LAKES REGION...THE CENTRAL SOUTHERN TIER...AND CENTRAL NEW YORK. STRONGEST STORMS...WHICH CONTAINED TORRENTIAL DOWNPOURS AND POSSIBLE HAIL... EXTENDED ALONG THE NEW YORK-PENNSYLVANIA BORDER FROM BRADFORD TO ELMIRA... AND ALSO OVER EASTERN WAYNE AND CAYUGA COUNTIES. THE LEADING EDGE OF THIS ACTIVITY EXTENDED FROM SYRACUSE TO ITHACA... WHILE THE TRAILING EDGE WAS ALONG A SODUS TO MOUNT MORRIS TO OLEAN LINE. MOVEMENT WAS EAST NORTHEAST AT 40 MILES AN HOUR. THESE STORMS WILL MOVE ACROSS THE FINGER LAKES AND INTO CENTRAL NEW YORK DURING THE NEXT COUPLE OF HOURS. ELSEWHERE...A CLUSTER OF THUNDERSTORMS HAS DEVELOPED OVER SOUTHERN ONTARIO JUST NORTH AND WEST OF TORONTO. THESE STORMS HAVE VERY HEAVY RAIN AND WERE MOVING EAST AT 35 MILES AN HOUR. MORE THUNDERSTORMS HAVE APPEARED WELL TO THE WEST NEAR DETROIT AND LAKE ST CLAIR. THIS ACTIVITY WAS ALSO MOVING EAST AT 40 MILES AN HOUR. WESTERN NEW YORK WILL BE RELATIVELY QUIET FOR THE NEXT COUPLE OF HOURS. MORE ACTIVITY FROM THE WEST MAY BEGIN TO AFFECT THE REGION AFTER 8 PM. MCLAUGHLIN
Special weather statement, Jun 27, 6:30 PM EDT, 1 hour 19 minutes before
NYZ001-002-003-004-005-021-022-280000- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BUFFALO NY 630 PM EDT SUN JUN 27 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE SOUTHERN TIER COUNTIES OF NEW YORK UNTIL 10 PM THIS EVENING. AT 625 PM...SHOWERS AND THUNDERSTORMS CONTINUED MOVING ACROSS THE CENTRAL SOUTHERN TIER...FROM STEUBEN COUNTY...EAST ACROSS ELMIRA TO BINGHAMTON... THEN NORTHEAST TO CORTLAND. THIS ACTIVITY EXTENDED EAST TO THE UTICA AREA. ANOTHER CLUSTER OF STRONG THUNDERSTORMS WAS OVER AND JUST EAST OF METRO TORONTO. ONE-INCH DIAMETER HAIL WAS REPORTED WITH THESE STORMS IN TORONTO. TO THE WEST...A LARGE AREA OF SHOWERS AND THUNDERSTORMS EXTENDED FROM LONDON ONTARIO...SOUTH ACROSS CENTRAL LAKE ERIE...TO THE CLEVELAND AREA. SOME OF THESE STORMS CONTAINED VERY HEAVY RAIN. MOVEMENT OF ALL ACTIVITY WAS EAST NORTHEAST AT 40 MILES AN HOUR. WESTERN NEW YORK WILL BE PARTLY SUNNY WARM AND HUMID EARLY THIS EVENING. THE SHOWERS AND STORMS FROM THE WEST WILL NOT REACH CHAUTAUQUA COUNTY UNTIL AFTER 8 PM. THE BUFFALO AREA WILL REMAIN DRY AT LEAST UNTIL DARK. MCLAUGHLIN
Special weather statement, Jun 27, 6:34 PM EDT, 1 hour 15 minutes before
NYZ001-002-003-004-005-021-022-280000- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BUFFALO NY 630 PM EDT SUN JUN 27 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE SOUTHERN TIER COUNTIES OF NEW YORK UNTIL 10 PM THIS EVENING. AT 625 PM...SHOWERS AND THUNDERSTORMS CONTINUED MOVING ACROSS THE CENTRAL SOUTHERN TIER...FROM STEUBEN COUNTY...EAST ACROSS ELMIRA TO BINGHAMTON... THEN NORTHEAST TO CORTLAND. THIS ACTIVITY EXTENDED EAST TO THE UTICA AREA. ANOTHER CLUSTER OF STRONG THUNDERSTORMS WAS OVER AND JUST EAST OF METRO TORONTO. ONE-INCH DIAMETER HAIL WAS REPORTED WITH THESE STORMS IN TORONTO. TO THE WEST...A LARGE AREA OF SHOWERS AND THUNDERSTORMS EXTENDED FROM LONDON ONTARIO...SOUTH ACROSS CENTRAL LAKE ERIE...TO THE CLEVELAND AREA. SOME OF THESE STORMS CONTAINED VERY HEAVY RAIN. MOVEMENT OF ALL ACTIVITY WAS EAST NORTHEAST AT 40 MILES AN HOUR. WESTERN NEW YORK WILL BE PARTLY SUNNY WARM AND HUMID EARLY THIS EVENING. THE SHOWERS AND STORMS FROM THE WEST WILL NOT REACH CHAUTAUQUA COUNTY UNTIL AFTER 8 PM. THE BUFFALO AREA WILL REMAIN DRY AT LEAST UNTIL DARK. MCLAUGHLIN
Special weather statement, Jun 27, 7:30 PM EDT, 19 minutes before
NYZ001-002-003-004-005-021-022-280100- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BUFFALO NY 730 PM EDT SUN JUN 27 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE SOUTHERN TIER COUNTIES OF NEW YORK UNTIL 10 PM THIS EVENING. AT 730 PM...SHOWERS AND THUNDERSTORMS CONTINUED IN THE CENTRAL SOUTHERN TIER NEAR ELMIRA. AN AREA OF SHOWERS AND THUNDERSTORMS WAS ALONG THE NORTH SHORE OF LAKE ONTARIO ABOUT 20 MILES EAST OF METRO TORONTO. ONE-INCH DIAMETER HAIL WAS REPORTED WITH THESE STORMS EARLIER IN TORONTO. A LARGE AREA OF SHOWERS AND THUNDERSTORMS WHICH DEVELOPED WEST OF NEW YORK EXTENDED FROM SOUTHERN ONTARIO AROUND LONG POINT SOUTH ACROSS LAKE ERIE TO NORTHEASTERN OHIO AND ERIE PENNSYLVANIA. A CELL ABOUT 30 MILES NORTHWEST OF ERIE HAD A CONFIRMED WATERSPOUT AND WIND GUSTS TO 55 KNOTS BY THE TORONTO WEATHER OFFICE. MOVEMENT OF ALL OF THE ACTIVITY WAS EAST AT 35 MILES AN HOUR. MOST OF WESTERN NEW YORK WILL BE PARTLY SUNNY WARM AND HUMID FOR THE NEXT HOUR OR SO. THE SHOWERS AND THUNDERSTORMS OVER LAKE ERIE WILL REACH CHAUTAUQUA COUNTY AROUND 8 PM. THE BUFFALO AREA SHOULD REMAIN DRY UNTIL ABOUT 9PM. REMINGTON
Special weather statement, Jun 27, 7:30 PM EDT, 19 minutes before
NYZ001-002-003-004-005-021-022-280100- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BUFFALO NY 730 PM EDT SUN JUN 27 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE SOUTHERN TIER COUNTIES OF NEW YORK UNTIL 10 PM THIS EVENING. AT 730 PM...SHOWERS AND THUNDERSTORMS CONTINUED IN THE CENTRAL SOUTHERN TIER NEAR ELMIRA. AN AREA OF SHOWERS AND THUNDERSTORMS WAS ALONG THE NORTH SHORE OF LAKE ONTARIO ABOUT 20 MILES EAST OF METRO TORONTO. ONE-INCH DIAMETER HAIL WAS REPORTED WITH THESE STORMS EARLIER IN TORONTO. A LARGE AREA OF SHOWERS AND THUNDERSTORMS WHICH DEVELOPED WEST OF NEW YORK EXTENDED FROM SOUTHERN ONTARIO AROUND LONG POINT SOUTH ACROSS LAKE ERIE TO NORTHEASTERN OHIO AND ERIE PENNSYLVANIA. A CELL ABOUT 30 MILES NORTHWEST OF ERIE HAD A CONFIRMED WATERSPOUT AND WIND GUSTS TO 55 KNOTS BY THE TORONTO WEATHER OFFICE. MOVEMENT OF ALL OF THE ACTIVITY WAS EAST AT 35 MILES AN HOUR. MOST OF WESTERN NEW YORK WILL BE PARTLY SUNNY WARM AND HUMID FOR THE NEXT HOUR OR SO. THE SHOWERS AND THUNDERSTORMS OVER LAKE ERIE WILL REACH CHAUTAUQUA COUNTY AROUND 8 PM. THE BUFFALO AREA SHOULD REMAIN DRY UNTIL ABOUT 9PM. REMINGTON
Special weather statement, Jun 27, 7:35 PM EDT, 14 minutes before
NYZ001-002-003-004-005-021-022-280200- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BUFFALO NY 735 PM EDT SUN JUN 27 1993 ...A SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE CENTRAL SOUTHERN TIER COUNTIES OF NEW YORK...BUT A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE WESTERN SOUTHERN TIER COUNTIES UNTIL 10 PM... AT 835 PM...SHOWERS AND THUNDERSTORMS CONTINUED OVER EASTERN LAKE ERIE...CHAUTAUQUA COUNTY...AND NORTHWESTERN PENNSYLVANIA. SOME HAIL HAS BEEN PREVIOUSLY REPORTED WITH THESE THUNDERSTORMS. THIS ACTIVITY IS STILL MOVING EAST AND SHOULD PASS OVER CHAUTAUQUA COUNTY DURING THE NEXT HOUR. OTHER SHOWERS AND THUNDERSTORMS WERE OCCURRING OVER ORLEANS COUNTY AND NORTHWESTERN MONROE COUNTY AND IN ONTARIO BETWEEN LONDON AND HAMILTON...OVER THE SOUTHERN END OF LAKE SIMCOE...AND NORTH OF PETERBOROUGH. MOVEMENT OF ALL OF THE ACTIVITY WAS EAST AT 35 MILES AN HOUR. THE SHOWERS AND THUNDERSTORMS OVER LAKE ERIE WILL REACH CHAUTAUQUA COUNTY BEFORE 9 PM. SHOWERS AND THUNDERSTORMS NOW OCCURRING OVER BUFFALO ARE EXPECTED TO MOVE EAST OF THE METRO AREA SHORTLY. REMINGTON
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 3:03 PM EDT | Severe Thunderstorm Warning | BUF | Wyoming | 57 min |
| Jun 27, 3:45 PM EDT | Severe Thunderstorm Warning | BUF | Cattaraugus | 60 min |
| Jun 27, 4:01 PM EDT | Severe Thunderstorm Warning | BUF | Wyoming | 59 min |
Nearby
Severe Thunderstorm Warnings in New York, 1993Every severe thunderstorm warning in 1993
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.